global libz_strcmp section .text libz_strcmp: sub rsp, 8 ;enter xor rcx, rcx ;we do this to clear garbage in rcx (i have had garbage in it before) mov r8, rdi ;dupe them mov r9, rsi _loopwasp12bsharknado: ;loop tings mov rdi, r8 mov rsi, r9 add rdi, rcx add rsi, rcx mov r10b, [rdi] mov r11b, [rsi] cmp r10b, r11b jne _differiwikeassembwy cmp r10b, 0 je _notdifferiwikeassembwy cmp r11b, 0 je _notdifferiwikeassembwy inc rcx jmp _loopwasp12bsharknado _differiwikeassembwy: mov rax, 1 jmp _end123432345 _notdifferiwikeassembwy: mov rax, 0 _end123432345: add rsp, 8 ;exit ret